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TS (Single Row Tapered Roller Bearings) (Imperial) HM88649H-HM88611AS

TS (Single Row Tapered Roller Bearings) (Imperial) HM88649H-HM88611AS

The HM88649H-HM88611AS is a single-row tapered roller bearing with a 1.375″ bore and 2.8593″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 20500 lbf radially and 4960 lbf thrust, making it a sturdy choice for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures ranging from -30°C to 110°C, suitable for various industrial environments.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for use in gearboxes, axles, or machinery where combined loads are common.

Weighing just 1.1 lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number HM88649H-HM88611AS
  • Brand TFL
  • Interchangeable Timken
  • Size 1.375" x 2.8593" x 0.9999"
  • Bore Dia 1.375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.8593"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.7812"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9999"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.09"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.68"
  • Cone Backface Backing Diameter 1.91"
  • Cup Frontface Backing Diameter 2.74"
  • Cup Backface Backing Diameter 2.32"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.18"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HM88649H
  • Cup Part Number HM88611AS
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HM88600
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 20500 lbf
  • Static Radial Load 21200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4960 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 1.1 lb

Features

Performance Features of HM88649H-HM88611AS Bearing

HM88649H-HM88611AS Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 20,500 lbf, ensuring reliable performance in various applications.

The single-row tapered roller design provides effective load distribution, reducing wear and extending service life.
With a standard radial clearance, it balances durability and precision for smooth operation.

HM88649H-HM88611AS Bearing operates within a temperature range of -30° to 110°C, suitable for diverse environments.
Its steel cage keeps the rollers aligned, maintaining stability even under heavy loads.

The bearing requires lubrication to ensure optimal performance and longevity.
Its ABEC-1 rating guarantees consistent quality and reliability in industrial applications.

Application

Industrial Uses of HM88649H-HM88611AS Bearing
HM88649H-HM88611AS Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is HM88649H-HM88611AS Bearing Used?
You’ll often find HM88649H-HM88611AS Bearing in automotive applications like wheel hubs and differential systems, thanks to its reliable performance under radial and thrust loads. Its inch sizing makes it a good fit for American-made vehicles.

Built for Heavy-Duty Use: HM88649H-HM88611AS Bearing
HM88649H-HM88611AS Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength, making it suitable for high-load scenarios.

Automotive vs Aerospace: Applications of HM88649H-HM88611AS Bearing
In automotive settings, HM88649H-HM88611AS Bearing supports drivetrain components, while in aerospace, it’s used in auxiliary systems due to its precise load handling. The temperature range ensures performance in varied environments.

Perfect Fit for Automation: HM88649H-HM88611AS Bearing
HM88649H-HM88611AS Bearing works well in automated conveyor systems, where its tapered rollers provide smooth motion under heavy loads. The standard radial clearance offers flexibility for different operational needs.

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